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/****************************************************************************
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of an example program for Qt. This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/
#ifndef GTETRIX_H
#define GTETRIX_H
#include "tpiece.h"
class GenericTetrix
{
public:
GenericTetrix(int boardWidth = 10,int boardHeight = 22);
virtual ~GenericTetrix();
void clearBoard(int fillRandomLines = 0);
void revealNextPiece(int revealIt);
void updateBoard(int x1,int y1,int x2,int y2,int dontUpdateBlanks = 0);
void updateNext(){if (showNext) showNextPiece();}
void hideBoard();
void showBoard();
void fillRandom(int line);
void moveLeft(int steps = 1);
void moveRight(int steps = 1);
void rotateLeft();
void rotateRight();
void dropDown();
void oneLineDown();
void newPiece();
void removePiece();
int noOfClearLines() {return nClearLines;}
int getLinesRemoved() {return nLinesRemoved;}
int getPiecesDropped() {return nPiecesDropped;}
int getScore() {return score;}
int getLevel() {return level;}
int boardHeight() {return height;}
int boardWidth() {return width;}
virtual void drawSquare(int x,int y,int value) = 0;
virtual void gameOver() = 0;
virtual void startGame(int gameType = 0,int fillRandomLines = 0);
virtual void drawNextSquare(int x,int y,int value);
virtual void pieceDropped(int dropHeight);
virtual void updateRemoved(int noOfLines);
virtual void updateScore(int newScore);
virtual void updateLevel(int newLevel);
private:
void draw(int x, int y, int value){drawSquare(x,height - y,value);}
void removeFullLines();
void removeLine(int line);
void showPiece();
void erasePiece();
void internalPieceDropped(int dropHeight);
void gluePiece();
void showNextPiece(int erase = 0);
void eraseNextPiece(){showNextPiece(1);};
int canPosition(TetrixPiece &piece); // Returns a boolean value.
int canMoveTo(int xPosition, int line); // Returns a boolean value.
void moveTo(int xPosition,int line);
void position(TetrixPiece &piece);
void optimizedMove(int newPos, int newLine,TetrixPiece &newPiece);
int &board(int x,int y){return boardPtr[width*y + x];}
TetrixPiece currentPiece;
TetrixPiece nextPiece;
int currentLine;
int currentPos;
int showNext; // Boolean variable.
int nLinesRemoved;
int nPiecesDropped;
int score;
int level;
int gameID;
int nClearLines;
int width;
int height;
int *boardPtr;
};
#endif
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